[ipxe-devel] vesafb questions/suggestions

Oliver Rath rath at mglug.de
Sun Jan 12 12:38:53 UTC 2014


Hi Michael!

On 11.01.2014 00:43, Michael Brown wrote:
> On 11/01/14 00:18, Oliver Rath wrote:
>>>> 2nd, I saw that the biggest font supported by ipxe seems to be
>>>> 9x16_ALT
>>>> (which doesnt work on my screen, but 8x16 does). Are there some bigger
>>>> fonts in VBE mode available?
>>>
>>> Do you mean that the 9x16 font doesn't exist in your BIOS?  Is iPXE
>>> therefore unable to display text on your system?  If so, that's a
>>> problem we need to fix.
>>
>> If I choose 9x16_ALT, on the screen I see only "snowish" lines, unable
>> to recognice the letters.
>
> When you say that you "choose" 9x16_ALT, does this choice involve
> modifying the source code in any way?  Does an unmodified iPXE produce
> text as expected?
I ve choosed it via changing in arch/i386/interface/pcbios/vesafb.c

#define VESAFB_FONT VBE_FONT_8x16

to

#define VESAFB_FONT VBE_FONT_9x16_ALT

The unmodified variant with the first define works well.

Regards,
Oliver




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